H-3 Task 2 Flashcards
What is it mimimum distance a foundation wall be above finish grade?
Siding that is affected by moisture, what is that minimum distance?
150mm for foundation wall
200mm for siding
How much lower must porches and decks be from interior floors?
Minimum 150mm lower, prevent snow damming outside a building and water going into the building
When pony walls are used in between foundation and joists, is the foundation wall supported laterally?
No, unsupported. In that case, maximum allowable backfill is considerably less than for a supported wall
Nailing floor joists and box joist to the sill plate, what is the maximum span?
For seismic regions, what is that max span?
24” o.c.
6” for seismic
What factors into anchorage bc code requirements for different regions?
High wind or seismic hazards
Regions that are different than the rest of bc
offset for load bearing walls from different floors, what is the max offset for ceiling loads?
What is offset for floor loads?
3’ for ceiling
2’ for floor
Blocking under non loading bearing walls, whats the blocking o.c?
48” o.c. Unless it lands on a joist.
What span requires a double trimmer joist?
What span requires a double header joist?
Trimmer is doubled if header joist exceeds 32” in length
Header is doubled if it exceeds 4’ in length
What is the plywood and osb thickness is for joist spacing:
16” o.c?
24” o.c?
5/8”- 16”o.c
3/4”- 24”o.c
When using solid lumber instead of sheething, what material is used?
Shiplap
What is the max width of lumber subflooring?
1x8 (184mm) after that, its not approved for use due to excessive shrinking
still using plywood/osb material
What is an alternative for tongue and groove for supporting the joints of plywood/osb?
Supporting the joints underneth with 38x38mm or wider blocking
